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-rw-r--r--libmailutils/strltrim.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/libmailutils/strltrim.c b/libmailutils/strltrim.c
new file mode 100644
index 000000000..e86980723
--- /dev/null
+++ b/libmailutils/strltrim.c
@@ -0,0 +1,63 @@
+/* This file is part of GNU Mailutils
+ Copyright (C) 2009, 2010 Free Software Foundation, Inc.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 3 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+#include <string.h>
+#include <mailutils/types.h>
+#include <mailutils/cctype.h>
+#include <mailutils/cstr.h>
+
+size_t
+mu_ltrim_class (char *str, int class)
+{
+ size_t i, len;
+
+ if (!*str)
+ return 0;
+ len = strlen (str);
+
+ for (i = 0; i < len && mu_c_is_class (str[i], class); i++)
+ ;
+ if (i)
+ {
+ len -= i;
+ memmove (str, str + i, len + 1);
+ }
+ return len;
+}
+
+size_t
+mu_ltrim_cset (char *str, const char *cset)
+{
+ size_t i, len;
+
+ if (!*str)
+ return 0;
+ len = strlen (str);
+
+ for (i = 0; i < len && strchr (cset, str[i]) != NULL; i++)
+ ;
+ if (i)
+ {
+ len -= i;
+ memmove (str, str + i, len + 1);
+ }
+ return len;
+}
+

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